* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    background-color: #f5f7fa;
    background-image: url('images/background.jpeg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

/* 添加深色叠加层，提升图片可见度 */
body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 20, 40, 0.6);
    z-index: -1;
}

.container {
    max-width: 800px;
    width: 100%;
    text-align: center;
    background-color: rgba(20, 30, 50, 0.85);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(100, 150, 255, 0.1);
    position: relative;
    overflow: hidden;
}

/* 简化容器内的装饰效果 */
.container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 50% 50%, rgba(100, 150, 255, 0.05) 0%, transparent 50%),
        repeating-linear-gradient(45deg, rgba(100, 150, 255, 0.03) 0px, rgba(100, 150, 255, 0.03) 2px, transparent 2px, transparent 4px);
    z-index: -1;
    animation: rotate 120s linear infinite;
}

@keyframes rotate {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.header {
    margin-bottom: 30px;
    position: relative;
}

.logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.logo {
    width: 50px;
    height: 50px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.header::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(100, 180, 255, 0.6), transparent);
}

h1 {
    font-size: 32px;
    color: #ffffff;
    font-weight: bold;
    letter-spacing: 1px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.download-options {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    margin-top: 25px;
}

.download-button {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    background-color: rgba(255, 255, 255, 0.15);
    color: white;
    text-decoration: none;
    padding: 12px 20px;
    border-radius: 8px;
    width: calc(50% - 10px);
    max-width: 350px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.download-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: all 0.5s ease;
}

.download-button:hover {
    background-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
}

.download-button:hover::before {
    left: 100%;
}

/* 未上架按钮样式 */
.download-button.disabled {
    background-color: rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.5);
    cursor: not-allowed;
    box-shadow: none;
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
}

.download-button.disabled:hover {
    background-color: rgba(255, 255, 255, 0.05);
    transform: none;
    box-shadow: none;
}

.download-button.disabled::before {
    display: none;
}

.download-button.disabled .icon svg path {
    fill: rgba(255, 255, 255, 0.5);
}

.download-button.disabled::after {
    content: '即将上线';
    position: absolute;
    top: 5px;
    right: -10px;
    background-color: rgba(255, 100, 100, 0.9);
    color: white;
    font-size: 12px;
    padding: 3px 12px;
    border-radius: 12px;
    font-weight: bold;
    white-space: nowrap;
    z-index: 10;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    min-width: 24px;
}

.icon svg {
    width: 24px;
    height: 24px;
}

.text {
    font-size: 16px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Media Queries for Responsive Design */
@media (min-width: 768px) {
    .download-options {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .download-button {
        width: calc(50% - 10px);
    }
}

@media (max-width: 600px) {
    .container {
        padding: 20px;
    }
    
    h1 {
        font-size: 28px;
    }
    
    .download-options {
        flex-direction: column;
    }
    
    .download-button {
        width: 100%;
        max-width: none;
    }
    
    .header {
        margin-bottom: 25px;
    }
}